From this morning i am facing internet slow down and keep hitting by the below log message, previously we have installed print server under new domain in our network. now we are using 2 active directory domain for migrate from old to new.
This problem was occured due to virus attack on webmail server. Tons of traffic was generated from server to outside i/f and we didn't block unnecessary ports from inside to outside. we have solved that issue by block the ports on asa, windows firewall and cleaned the virus.
Table of ContentsIntroductionVersion HistoryPossible Future
UpdatesDocuments PurposeNAT Operation in ASA 8.3+ SectionsRule Types
Network Object NATTwice NAT / Manual NATRule Types used per SectionNAT
Types used with Twice NAT / Manual NAT and Network Obje...
Table of Contents Introduction:This document describes details on how
NAT-T works. Background: ESP encrypts all critical information,
encapsulating the entire inner TCP/UDP datagram within an ESP header.
ESP is an IP protocol in the same sense that TCP an...